Environmental demonstrations, experiments, and projects for the secondary school
By: [by] Thomas R. Brehman.
Publisher: Parker Pub. Co.
Published: 1973
Place of publication: West Nyack, N.Y
Language: eng
Number of pages: 213
Subjects: Ecology -- Study and teaching (Secondary); Human ecology -- Study and teaching (Secondary); Conservation of natural resources -- Study and teaching (Secondary)
Notes: Includes bibliographies.